package com.zhuliyou.ai.config;

import org.springframework.stereotype.Component;

import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * 歌珥过滤器
 *
 * @author zhuliyou
 * @date 2021/06/02
 */
@Component
public class CorsFilter implements Filter {  
    @Override
    public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {  
        HttpServletRequest request = (HttpServletRequest) req;
        HttpServletResponse response = (HttpServletResponse) res;  
        response.setHeader("Access-Control-Allow-Origin", "*");  
        response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE, PUT, GET");  
        response.setHeader("Access-Control-Max-Age", "3600");  
        response.setHeader("Access-Control-Allow-Headers", "x-requested-with");  
        chain.doFilter(req, res);  
    }  
    @Override
    public void init(FilterConfig filterConfig) {}  

    @Override
    public void destroy() {}  
}  
